— siphonophorous /suy'feuh nof"euhr euhs/ , adj.
/suy"feuh neuh fawr', -fohr', suy fon"euh-/ , n.
any pelagic hydrozoan of the order Siphonophora, being a floating or swimming colony composed of polyps.
[ 1835-45; Siphonophora name of the order siphonophór ( os ) tube-carrying (equiv. to siphono- SIPHONO- + -phóros -PHORE) + -a neut. pl. n. suffix ]